<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>Title</title>
</head>
<body>
  <span>用户名：${username}</span>
  <span>aircraftName:${aircraft.name}</span>
  <span>aircraftNum:${aircraft.num > 10}</span>
</body>
</html>
